November 1982 . The anniversary of the wedding of the Smelyansky spouses is overshadowed by the death of Leonid Brezhnev . New Secretary General — a great stress for people who have something to lose And Smelyansky and their guests are just such a real nomenclature elite .. But that’s not the worst part of it.... In the evening, their thirteen-year-old son Serezha and the daughter of a friend Alena went to the cinema and did not return ... After a call from the very top, police major Viktor Gordeev is connected to the search for missing children . From quick and, most importantly, a positive result depends on his transfer to the post of deputy head of the “killing” department. But what can there be guarantees? And if they are already dead? Especially in the country is a maniac who kills teenagers 13-16 years old. And Gordeev's friend - criminal investigation officer Leonid Cheryomenin - suggests the worst. However, his adopted daughter — a recent graduate of the Moscow State University Nastya Kamenskaya — has a different opinion: missing children do not fit into the handwriting of a serial killer. Opera begins to work out all possible versions . And then KGB officers get involved in the investigation...